<link rel="stylesheet" href="style.css">
<div class="counter"></div>
<script src="./debounce.js"></script>
<script>
    let count = 1
    let counterEl = document.querySelector('.counter')
    const plus = () => counterEl.innerHTML = count++
    counterEl.onmousemove = debounce(plus, 500, false)
</script>
